Home / 434,436.50-599,521.97-243,451.26

Finding the Fourth Proportional to 434,436.50, 599,521.97 and 243,451.26

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Solution

The fourth proportional to 434,436.50, 599,521.97 and 243,451.26 is: 335,962.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,436.50 : 599,521.97 = 243,451.26 : x
  2. Step 2: Convert to fraction form
    434,436.50/599,521.97 = 243,451.26/x
  3. Step 3: Cross multiply
    434,436.50x = 599,521.97 × 243,451.26
  4. Step 4: Simplify right side
    434,436.50x = 145,954,379,602.81
  5. Step 5: Solve for x
    x = 145,954,379,602.81/434,436.50
  6. Step 6: Final answer
    x = 335,962.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.